Pabna University of Science and Technology Studies / 
Pabna University of Science and Technology. 
 - Pabna :  Pabna University of Sciecne and Technology,  c2020. 
 - Vol. :  ill. ;  28 c 
 - Vol. 4. Issue-1. (2020) 
<br/><br/>
<br/><br/><br/>English 
<br/><br/><label>ISSN: </label>23086246 
<br/><br/><label>Dewey Class. No.: </label>605/  / PUST